This problem has been polished along with an enhanced test suite.
Project Euler: Problem 1, Multiples of 3 and 5
~~~~~~~ WAVE ~~~~~~~~~
Deleting an element in a matrix
Draw 'O' !
Calculate the values of a polynomial.
Get derivarive of polynomial given as vector array.
Find sum of negative elements in row.
Form a square matrix from four square sub-matrices
Calculate roots of polynomial given as vector array.
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